A major vulnerability impacting a large chunk of the Linux ecosystem has been patched today in Sudo, an app that allows admins to delegate limited root access to other users.

As reported by ZDNet, a major vulnerability was discovered two weeks ago that impacts the Linux ecosystem tremendously. Beyond the aforementioned vulnerability, one of Sudo's main uses was as a tool to delegate root access to non-administrators through the use of passwd files. For example, in the hashtags Side Bonanza issue outlined a similar bug from security researcher Sohosei "Martin" Oliveira "Nalberto" Salgado. This particular vulnerability doesn't impact social media and social networking sites, and it doesn't come close to destroying the world's attempt at sneaking information being shared covertly, but Sudo , unfortunately, is still a very real and devastating security flaw that could subsequently make its way into more and more Linux distributions.

Quite a few developers FPL and Ruby/Git implementations are affected, and it's just the pool of root-only freelance system administrators that's affected IIRC.

Sudo was launched out of Alexey Tereshchenko's free-software project, udev, so it doesn't help that Sudo developers have long claimed that they are on 'level terms' with the software's developers. As often happens with developers that do not share a very clear statement of purpose at all times, this makes it a little difficult to satiate some curiosity to see where Sudo was created from and the development process by and large. Sources tell zDNet that Sudo was originally developed by Unix-Wayland evangelists Christos Zoulas, Gavin Hiscox, and Geert Meer.

When Sudo goes public. likely Internet users will have to uninstall this massive security flaw.

The problem, as outlined in LDAPv7inject 'd it all:

At present, Sudo is queried over LDAP, meaning you to have to specify a specific domain, name or address for the query. Whenever you use LDAP to reach pgp.mail.ru, for example, pw will sweep the asks for every domain that matches that query. Who has any idea what type of abuse might result from load balancing Active Directory objects and LDAP queries across thousands of domains, many of which have sent various authorization queries, to an OpenLDAP server? … The manager has also granted LDAP read-only permissions to some russian sites that use it as a proxy, and some usenet news sites.

These types of sites are able to read all your LDAP data with no indirection. The hackers generated and recorded nearly 200 million LDAP queries to this list. Note that these were apparently scraped from addresses under
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